COMMISSION 27 OF THE I.A.U. INFORMATION BULLETIN ON VARIABLE STARS Number 1468 Konkoly Observatory Budapest 1978 September 1 TIMES OF MINIMA OF UX UMa Time of Primary Minimum O-C (days) Hel.J.D. 2443656.6784 -0.0024 2443657.6619 -0.0023 2443658.6454 -0.0021 The shape of the light curve appears normal, but the observed times of minimum are badly discordant (by about 0d.002) with an assumed periodic, smooth O-C deviation from linear elements as reviewed by Kukarkin (1977 MNRAS 180. 5P). R.J. PANEK J. ZINK Department of Astronomy The Pennsylvania State University University Park, PA 16802